diff --git a/_events/han.md b/_events/han.md
index e5456ee..931d1a9 100644
--- a/_events/han.md
+++ b/_events/han.md
@@ -1,6 +1,6 @@
 ---
 type: event
-date: 2024-06-17T8:00:00+1:00
+date: 2024-06-17T16:00:00+1:00
 speaker: Yufei Han
 affiliation: INRIA
 title: "Cross-Context Backdoor Attacks against Graph Prompt Learning"